Home / 1,009,234.90-1,392,777.79-550,374.58

Finding the Fourth Proportional to 1,009,234.90, 1,392,777.79 and 550,374.58

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Solution

The fourth proportional to 1,009,234.90, 1,392,777.79 and 550,374.58 is: 759,535.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,234.90 : 1,392,777.79 = 550,374.58 : x
  2. Step 2: Convert to fraction form
    1,009,234.90/1,392,777.79 = 550,374.58/x
  3. Step 3: Cross multiply
    1,009,234.90x = 1,392,777.79 × 550,374.58
  4. Step 4: Simplify right side
    1,009,234.90x = 766,549,486,346.70
  5. Step 5: Solve for x
    x = 766,549,486,346.70/1,009,234.90
  6. Step 6: Final answer
    x = 759,535.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.